Ranks lower than Captain in most militaries include First Lieutenant, Second Lieutenant, and enlisted ranks like Sergeant, Corporal, and Private, depending on the service (Army, Air Force, Navy) and country, with Lieutenants typically leading smaller units than Captains.
Officer Ranks
In the British Army and in the United States Army, Air Force, and Marine Corps, a second lieutenant is the lowest ranking commissioned officer. Above him in those U.S. services comes a first lieutenant—lieutenant in the British Army—and then a captain. In the Russian Army there is still another rank, senior lieutenant.
Major. A major's rank comes above the rank of a captain and below the rank of a lieutenant colonel. Officers appointed for the position of a major serve in many strategic roles where they command and direct the military unit. A major's logo comprises the national emblem.
Commodore is a senior naval rank used in many navies which is equivalent to brigadier or brigadier general and air commodore. It is superior to a navy captain, but below a rear admiral.
Captain was the highest naval rank from 1775 until 1857, when the United States Congress created the rank of flag officer. With the addition of the ranks of commander and lieutenant commander between lieutenant and captain, a Navy captain became equivalent in rank to an Army colonel.
Here is a list of the eight ranks in a police department in order:
State police ranks and responsibilities
The top police ranking is colonel. Below colonel is the rank of lieutenant colonel, then major, captain, lieutenant, sergeant, trooper first class, and trooper.
The highest rank in the Army, Air Force, and Marine Corps is General (four star), followed by Lieutenant General (three star), Major General (two star) and Brigadier General (one star). Five men have held the rank of General of the Army (five star), George C.
first lieutenant
a commissioned officer in the army, air force, or marine corps ranking above a second lieutenant and below a captain.
—Enlisted personnel salute all officers, and officers salute their seniors. Salutes are returned by persons saluted except when they are uncovered—the person saluted should acknowledge the salute with an appropriate greeting or a nod of the head.
On a US Navy ship, a Navy Commander is the rank below a Navy Captain. If Marines are on a Navy ship, then a Marine 1st Lieutenant is the rank below a Marine Captain. On a merchant marine ship, a First Mate is the rank below the Captain of the ship.
U.S. Army: List of Ranks, Insignia, and Pay Range. An enlisted member enters the Army as a Private. After completing basic training, the enlisted recuits advances to Private First Class. The next notable advancement is to a Noncommissioned Officer.
Ordinary seaman
The lowest-ranking personnel in the deck department. An ordinary seaman (OS) generally helps out with work that able seamen do. Other tasks include standing lookout, and generally cleaning duties.
Police ranks vary by country, but generally progress from Constable/Police Officer up through Sergeant, Lieutenant, Captain, to higher command roles like Chief, Deputy Commissioner, and Commissioner, with variations like Senior Constable, Inspector, and Superintendent filling the middle tiers, all indicating increasing responsibility from frontline patrol to executive leadership.
Soldiers with the rank of private may be conscripts or they may be professional (career) soldiers. The term derives from the term "private soldier". "Private" comes from the Latin word privus or perhaps privo that meant an individual person and later an individual without an office.
General, lieutenant general, and major general are the first, second, and third grades of general officers in many armies. The United States Army, Air Force, and Marines have a fourth general officer grade, brigadier general (brigadier in the British Army).
Every state police force is headed by a Director General of Police (DGP), assisted by Additional or Special DGPs for key divisions like Law & Order, Crime, or Intelligence. Large forces are divided into zones, ranges, and districts, while metropolitan areas function under the Commissionerate system.
How Long Does it Take To Become a Detective? While the path toward becoming a police detective may vary, generally, after obtaining a high school diploma or GED, it can take anywhere from five to eight years to be promoted from a police officer to a detective.
How Long Does it Take to Become an Airline Captain? Being promoted from the rank of First Officer to Captain (or Co-Pilot to Pilot) can take anywhere from about 4 to 20 years from joining an airline, depending on the type of operation and the competency of the pilot.
comparison with captain
Navy a commodore is ranked above a captain and below a rear admiral; the designation has usually been used only in wartime. Outside the navies, the master of any vessel is addressed as captain, and the term is usually applied as a courtesy to marine pilots.
Decatur supervised the construction of several U.S. naval vessels, one of which he later commanded. Promoted at age 25, he is the youngest man to reach the rank of captain in the history of the United States Navy.